[glib/portal] Remove an extraneous casts

[Matthias Clasen <matthiasc src gnome org>]

commit 9d6b3d729fd66cec3e57cb0aeb5532c411d79ada
Author: Matthias Clasen <mclasen redhat com>
Date:   Wed Jul 6 19:50:08 2016 -0400

    Remove an extraneous casts
    
    Spotted by Cosimo.

 gio/gproxyresolverportal.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/gio/gproxyresolverportal.c b/gio/gproxyresolverportal.c
index d1a7c3d..e19ce35 100644
--- a/gio/gproxyresolverportal.c
+++ b/gio/gproxyresolverportal.c
@@ -92,7 +92,7 @@ g_proxy_resolver_portal_lookup (GProxyResolver *proxy_resolver,
 
   if (!resolver->network_available)
     {
-      g_strfreev ((gchar **)proxy);
+      g_strfreev (proxy);
       proxy = g_strdupv ((gchar **)no_proxy);
     }
 
@@ -131,7 +131,7 @@ g_proxy_resolver_portal_lookup_finish (GProxyResolver  *proxy_resolver,
 
   if (!resolver->network_available)
     {
-      g_strfreev ((gchar **)proxy);
+      g_strfreev (proxy);
       proxy = g_strdupv ((gchar **)no_proxy);
     }